ICYMI: January 31, 2015

A lot can happen in a week. New apps join the Windows Phone Store or Windows Store. Your favorite apps can get a big update with a new look or new features. Device rumors come and go. Seven days might not seem like much, but it can be an eternity in the tech news cycle. Every week we're going to compile the biggest stories into one post, so you never fall behind In Case You Missed It (ICYMI).